TGK SPECIAL STEEL PVT. LTD. - HANDBOOK

The Name You Can Trust www.tgkssl.com - 43 - Descriptions and data in the file are typical cases. We will not make guarantee for them. Besides, we reserve the final right to interpret improvement in materials, quality and/or performance. SIZE : Flats Thickness 5mm-150mm Width 5mm-810mm SIZE : Sheets Thickness 0.5mm to 12mm Width 810mm Length 2500mm Steel grade (TG D-2 (DIN-1.2379) Steel Properties : 12% ledeburitic chromium steel. Maximum wear resistance, good toughness. Best cutting-edge endurance and resistance to tempering, can be nitrided after special heat treatment Applications: Thread rolling rolls and thread rolling dies, cold extrusion tools, cutting and stamping tools for sheet thicknesses up to 6mm, precision cutting tools up to 12 mm. Cold pilger mandrels, circular-shear blades, deep-drawing tools. pressure pads and highly resistant plastic moulds. E.S.R. materials, high compression strength and fine robustness. The spheroical annealed make it easily processed by shearing and cutting with no crake while processing.Applied in thickness no less than 2mm punch mould, all kind of small mould for shearing and cutter together with screw rolled or slappered mould as well as some other forming mould like rulers. BRAZIL VILLARES VD2 AUSTRIA BOHLER K110 GERMANY DEW 1.2379 SLOVANIA RAVNE OCR12VM ITALY LUCCHINI DUYOS2379 GRODITZ 1.2379 HITACHI SLD JAPAN NIPPON KD11V SANYO QC11 S.KORIA DOOSAN STD 11 CHEZ.REP POLDI 2002K Similar Steel Grade : Chemical Composition: (%) Indian IS XT8W6M05Cr4V2 Chemical Analysis Typical Value % (Min - Max) Delivery Condition C S P Si Mn Ni Cr Mo V W other Heat Treatment Hardness 1.45- 1.60 0.10- 0.60 0.20- 0.60 *** 11.0- 13.0 0.70- 1.00 0.70- 1.00 *** *** Annealed 0.03 0.03 Hb255 < PRODUCTION PROCESS: UT STANDARD: SEP 1921, (DEC.84)E/e DELIVERY STATUS : As Hot rolled & forged, delivery condition : Annealed REDUCTION RATIO : As 1:4 or 1:5 EAF LF VD ESR BLOOM IN FORGED (5TONS HAMMER) Forged Annealed Turned Hot Rolled & Annealed Peeled Cold Drawn/Centreless Ground : 81-1000mm : 14.5-80.0mm : 2.0 -14.4mm ANNEALED CONDITION Flat Bar: FORGED (5TONS HAMMER) HOT ROLLED (910) HOT ROLLED (850) ANNEALED CONDITION EAF LF VD SIZE : Rounds Cold Drawn/Centreless Ground Bar 2.0-14.4mm 14.5-80.0mm Hot Rolled Annealed & Peeled 81.0-1000mm Forged Annealed Turned COLD WORK STEEL